生活型

herb

形態特徵

• Perennial herbs; stem unbranched or few short branched, sulcate or sometimes smooth, erect, 10-30 cm tall, glabrous; roots tuberous.
• Radical leaves long petiolate, biternate to triternate, leaflets 9-27, ovate or obovate, chartaceous, ca. 5-15 mm long, 3-14 mm wide, entire, 3-lobed, base obtuse, dark green and glabrous above, glabrous beneath; nerves elevated on both surfaces; petiolulate, stipules membranaceous, glabrous, nearly entire.
• Flowers white, pedicel glabrous; sepals 4-6, elliptic, 4.5-5.8 mm long, 1.8-3.2 mm wide, obtuse, margin nearly entire, caducous; stamens numerous, 4-4.5 mm long, anthers elliptsoid-linear, filaments linear dilated above, connective retuse; carpels, 40-60 or more, glabrous, 3-3.5 mm long, subsessile, style short, persistent, recurved.
• Achenes 30-50, fusiform, glabrous, deeply striate, 3.5-5 mm long, subsessile or short stipitate.

分布

• 台灣 : Wet places at high altitudes only along the central mountains and on Hsuehshan.

引證標本

ILAN: Mt. Nanhutashan, Ohwi 4152 (Holotype, KYO!)

引用文獻

• YANG, T. Y. ALECK and HUANG, TSENG-CHIENG, Flora of Taiwan, second edition 2: 567. 1996.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)